诊断心律失常最常规的无创检查是()
A.心电图
B.心电向量图
C.心音图
D.运动试验
E.超声心动图
参考答案:A
— Can I help you, madam?
— Yes, I bought this air conditioner here yesterday, but it _____ now.
A.didn’t work
B.won’t work
C.can’t work
D.doesn’t work
TBA/22电柜内有几个TMCC卡,分别起什么作用?